40% or 767% more dense?

In a dramatic illustration of how infill construction often just barely keeps pace with Americans’ insatiable demand for more living space, a three-story, 15 unit apartment building near the lakefront in Lakeview will soon give way to another apartment building — 40% more units (a total of six more) but nearly eight times taller (23 floors).

Incidentally, the through-block site will allow the developers to choose an address on Stratford, which has a more properly Anglo name than Cornelia. Cornelia, Elaine, and other femme street names in the area seemed more appropriate when the neighborhood was gayer, I suppose.